<template>
  <div>
    <el-table :data="cartProducts" style="width: 100%">
      <el-table-column prop="id" label="商品ID" width="180"></el-table-column>
      <el-table-column prop="name" label="商品名称" width="180"></el-table-column>
      <el-table-column label="数量" width="180">
        <template slot-scope="scope">
	        <el-input-number size="mini" :min="1" :value="scope.row.num" v-on:input="handleBlur" @change="handleChange( scope.row )"></el-input-number>
        </template>
      </el-table-column>
      <el-table-column prop="price" label="单价" width="180"></el-table-column>
      <el-table-column prop="total_num" label="总价" width="180"></el-table-column>
      <el-table-column label="操作" width="180">
        <template slot-scope="scope">
	        <el-button type="danger" plain icon="el-icon-delete" size="mini" @click="dialogVisibleTrue( scope.row )">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <Info v-if="totalNum"></Info>
    <el-dialog title="注意" :visible.sync="dialogVisible" width="20%">
      <span>确定要删除这个商品吗?</span>
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="dialogSure">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
  import { mapState, mapGetters, mapActions } from 'vuex'
  import Info from './info'
  export default {
	name: 'cart',
  	data() {
      return {
        dialogVisible : false,
        result : null,
        input_number_value:1
      }
	},
	computed:{
      ...mapGetters([
        'cartProducts','totalNum'
      ])
	},
	components: {
    	Info
  	},
	methods: {
      ...mapActions(['delProduct','numChange']),
      dialogVisibleTrue( data ){
        this.dialogVisible = true;
        this.result = data;
      },
      dialogSure(){
        this.delProduct( this.result );
        this.dialogVisible = false;
      },
      handleBlur(value){
        this.input_number_value = value
      },
      handleChange( data ) {
        data.value = this.input_number_value;
        this.numChange( data );
      }
    }
  }
</script>

<style scoped>
  .el-table th>.cell{text-align: center;}
  .el-table td>.cell{text-align: center;}
</style>
